[Study on the Fritillaria cirrhosa seed germination and polyploid induction].

Objective: In order to improving the existent breeds of Fritillaria cirrhosa, increasing its medicinal ingredients and enriching the resources of heredity breeding.

Methods: By using of low-temperature stratification treatment, the seed of Fritillaria cirrhosa completed its after-ripening of physiology and morphology. The induction treatment by different concentrations of colchicine solution and different treatment times for Fritillaria cirrhosa seeds were compared.